Under stringent and sterile conditions in our top-secret underground lab in the Himalayas, the Killer Buzz scientists have performed exhaustive tests on willing subjects, and recorded their experiences, ounce by ounce, upon consuming Killer Buzz:

The Killer Buzz scientists have not yet dared to cross the 48 oz barrier, as our calculations show you would collapse into a singularity, an infinitely dense point of pure mass and energy, that would consume the universe. But we're working on it.